句型转换He is a celver boy (改为感叹句)How much does this cost?(改为宾语从
句型转换 He is a celver boy (改为感叹句) How much does this cost?(改为宾语从句) Only students can get it at half price.(改为同义句) Jane takes care of my cat whenever I go away.(改为同义句) We did nothing before the doctor arrived.(用not...until改写)
what a clever boy he is! i want to knoe how much this cost. nobody except the students can get it at half price. Jane looks after my cat no matter when I go away. we didn't do anything until the doctor arrived